
Bubbling blueberry filling topped with a golden, nutty crumble — this is the kind of dessert that makes a kitchen smell absolutely incredible. Every ingredient here is whole and recognizable: fresh or frozen blueberries, rolled oats, almond flour, walnuts, coconut oil, and maple syrup do all the heavy lifting without a preservative in sight. That matters more than it might seem, because BHA and BHT are common hidden additives in packaged baking mixes, flavored oats, and even some cooking oils — so making this from scratch puts you fully in control. Arrowroot starch thickens the filling naturally as it bakes, giving you that gorgeous jammy texture without any mystery stabilizers. The topping comes together with a fork in one bowl, clumping into rustic clusters that turn perfectly crisp and golden in the oven. A hint of ginger alongside the cinnamon gives the whole thing a subtle warmth that makes it taste far more complex than the ingredient list suggests. Let it rest for ten minutes before you dig in — the filling tightens up beautifully and every scoop holds together just right.
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Learn more →6 servings











Preheat the oven to 350°F (175°C). Lightly grease a 9-inch baking dish with a small amount of coconut oil.
In a large mixing bowl, combine the blueberries, 2 tbsp maple syrup, arrowroot starch, lemon juice, and 1/2 tsp cinnamon. Toss until the berries are evenly coated, then pour the mixture into the prepared baking dish and spread into an even layer.
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