This recipe is my favorite sticky-sweet answer to every time someone says they love cookies but want something a little more decadent. I discovered this combination one late spring when raspberries were in season and I wanted to highlight their bright tartness against a buttery, sweet base. The first batch came out softer than I expected — gooey in the center, with a slightly crisp edge and a ribbon of raspberry jam running through each square. My partner declared them "better than bakery" and our neighbors asked for the recipe before I’d even boxed them up. What makes these blondies special is the contrast: the jammy acidity of the raspberry compote cuts through the rich, white chocolate-studded batter, while sliced almonds add a toasty crunch on top. I also build in simple, healthier swaps — partial almond flour for texture and a brown sugar alternative if you prefer — without sacrificing that bakery feel. The naturally pink icing made from reserved compote is an easy finishing touch that looks elegant and tastes delicate. These bars are perfect for an afternoon potluck, a weekend bake with a friend, or a simple gift in a parchment-wrapped box. The method is forgiving: you’ll whisk, fold, and bake, keeping an eye for that glossy center that signals the ideal bake. Read on for my full notes, timing, and tips so your first batch comes out as soft and jammy as mine did the first time I made them for Thanksgiving planning practice.

Ingredients

• Raspberries: 1 1/2 cups frozen or fresh raspberries — I use frozen for consistency year-round (Driscoll's works well). They provide both flavor and moisture; frozen berries soften quickly in the compote and offer excellent color.
• Maple syrup: 1 1/2 tablespoons — a gentle natural sweetener in the compote that complements raspberry acidity without making the jam cloying.
• Cornstarch: 1 1/2 teaspoons — helps thicken the compote into a glossy, spreadable layer that won't bleed into the batter.
• All-purpose flour: 1 1/3 cups — the structural base for tender blondies; spoon and level when measuring for accuracy.
• Almond flour: 1 1/4 cups — adds moist crumb and subtle nuttiness; finely ground blanched almond flour is ideal (Bob's Red Mill is a common brand).
• Baking powder and salt: 1 1/2 teaspoons baking powder and 1 teaspoon fine sea salt — the leavening is modest so the bars stay dense and gooey rather than cake-like.
• Butter and/or coconut oil: 7 tablespoons total, melted and slightly cooled — use any ratio: all butter for richness or half coconut oil for a hint of tropical aroma.
• Greek yogurt: 7 tablespoons nonfat Greek or thick dairy-free yogurt — this adds moisture and a slight tang that balances sweetness.
• Brown sugar (or substitute): 3/4 cup packed — provides that classic caramel note in blondies; a brown sugar substitute is fine if you’re reducing refined sugar.
• Eggs: 2 large — these bind and give structure; weigh about 100 g total without shells.
• Vanilla: 2 teaspoons pure vanilla extract — enhances all the flavors.
• White chocolate: 1 scant cup chopped (about 1 cup) — bar chocolate chopped into chunks melts into pockets of creamy sweetness; high-quality white chocolate yields the best flavor.
• Sliced almonds: 1/3 cup for topping — toast lightly in a dry pan if you like a deeper flavor before sprinkling.
• Icing: 3/4 cup powdered sugar (or substitute), 2 1/2 tablespoons reserved compote, 1 1/2 teaspoons lemon juice, and up to 1 teaspoon water to thin — whisk to a drizzleable glaze.

Instructions

Make the raspberry compote: Combine 1 1/2 cups raspberries, 1 1/2 tablespoons maple syrup, and 1 1/2 teaspoons cornstarch in a small saucepan. Simmer over medium-low, stirring often, for about 5 minutes until the mixture becomes thick and glossy. Remove from heat and cool completely — the compote will set as it cools. Reserve 2 1/2 tablespoons for the icing and set aside. Prep the pan & preheat: Preheat the oven to 340°F (170°C). Line an 8x8-inch (20x20 cm) pan with parchment paper leaving a 1-2 inch overhang for easy lifting. Melt 7 tablespoons of butter and/or coconut oil together, then let it cool slightly so it won’t cook the eggs when mixed. Mix the wet ingredients: In a medium bowl whisk the melted fat, 7 tablespoons Greek yogurt, 3/4 cup brown sugar (packed), 2 large eggs, and 2 teaspoons vanilla until smooth and glossy. The mixture should be homogeneous with no streaks of egg. Add the dry ingredients: Gently fold 1 1/3 cups all-purpose flour, 1 1/4 cups almond flour, 1 1/2 teaspoons baking powder, and 1 teaspoon salt into the wet mixture with a rubber spatula. Fold just until no dry streaks remain — overmixing develops gluten and will make the bars chewy instead of tender. Fold in the chopped white chocolate last. Assemble and swirl: Spread the batter evenly into the prepared pan. Spoon the cooled compote over the top and gently spread into a thin, even layer — avoid pressing it down into the batter. Sprinkle 1/3 cup sliced almonds evenly across the top for crunch. Bake to glossy-doneness: Bake for about 45 minutes, until the edges are set and lightly golden and the center remains slightly glossy. A toothpick inserted near the center should come out with a few moist crumbs. Check at the 30-minute mark: if the top or almonds are browning too quickly, tent loosely with foil and continue baking. Cool completely: Let the bars cool completely in the pan on a wire rack — this usually takes at least 1 hour. Cooling allows the compote ribbon to set so clean slices are possible. Make the icing & finish: Whisk 3/4 cup powdered sugar with the reserved 2 1/2 tablespoons compote and 1 1/2 teaspoons lemon juice. Add up to 1 teaspoon water to reach a thick but drizzleable consistency. Drizzle over cooled blondies and let set before slicing into 16 bars.

Storage Tips

Store cooled bars in an airtight container layered with parchment to prevent sticking. At room temperature they keep for 48 hours; for longer storage place them in the refrigerator for up to 5 days. To freeze, wrap individual squares tightly in plastic wrap and place in a labeled freezer bag for up to 3 months. Thaw overnight in the refrigerator or for an hour at room temperature. Rewarm briefly in a low oven (275°F / 135°C) for 5–7 minutes if you prefer a softened center and slightly melty chocolate pockets.

Ingredient Substitutions

To make dairy-free: use full coconut oil for all the melted fat, substitute dairy-free yogurt for Greek yogurt, and choose a dairy-free white chocolate or vegan white chips. To reduce refined sugar, try a brown sugar substitute 1:1 and a powdered sugar alternative for the icing. For gluten-free: replace all-purpose flour with a 1:1 gluten-free baking flour same weight and keep the almond flour; texture will be slightly denser. Note how substitutions change texture — dairy-free will be slightly more tender and coconut-forward.

Serving Suggestions

Serve these bars slightly chilled or at room temperature with a dollop of plain yogurt or whipped cream for contrast. They pair beautifully with a cup of strong coffee or floral tea. For a party, arrange on a parchment-lined board with fresh raspberries and a scattering of sliced almonds. For a brunch spread, offer alongside lemon loaf or yogurt parfaits for a bright, fruity counterpoint.

Cultural Background

Blondies are the vanilla-sweet cousin of brownies, thought to emerge from American baking traditions that celebrate brown-butter and caramel notes. This variation leans into contemporary bakery trends — fruit swirls, textured toppings, and natural glazes — marrying classic American dessert structure with the bright tartness often found in European patisserie fillings.

Seasonal Adaptations

In summer, use fresh raspberries and a touch less maple syrup for a lighter compote. In winter, frozen berries are ideal and you can fold in a teaspoon of warm spices (cinnamon or cardamom) to the batter. For holiday twists, try swapping the almonds for chopped pistachios and finish with orange zest in the icing.

Meal Prep Tips

For make-ahead gifting, bake and cool the blondies, then freeze before glazing. Ship frozen with a note to thaw and glaze upon arrival, or glaze and wrap individually after the icing sets. If preparing a large batch, you can double the ingredients and bake in two pans; rotate and check bake times as needed. Keep the compote and icing in small airtight containers so you can finish the bars the day you serve for the freshest presentation.

These bars are a reliable, crowd-pleasing treat with a baker's polish that’s entirely accessible at home. I hope they become a repeat bake in your kitchen as they are in mine — soft, jammy, and just sweet enough to make every slice feel like a small celebration.