# What You'll Need:
→ Fruit Filling
01 - 1.5 cups mixed berries (fresh or frozen; blueberries, raspberries, blackberries, or strawberries)
02 - 2 tablespoons granulated sugar
03 - 1 teaspoon fresh lemon juice
04 - 1 teaspoon cornstarch
→ Oat Crumble Topping
05 - 0.25 cup rolled oats
06 - 0.25 cup all-purpose flour
07 - 3 tablespoons packed light brown sugar
08 - 0.25 teaspoon ground cinnamon
09 - Pinch of salt
10 - 2 tablespoons unsalted butter, cold and diced
# Directions:
01 - Preheat the oven to 350°F.
02 - In a small bowl, gently toss the berries with granulated sugar, lemon juice, and cornstarch until evenly coated.
03 - Divide the berry mixture between two 6-ounce ramekins or transfer to a single small baking dish.
04 - In another bowl, combine oats, flour, brown sugar, cinnamon, and salt. Add diced cold butter and use your fingertips to work the mixture until a crumbly texture forms.
05 - Sprinkle the oat crumble mixture evenly over the berries.
06 - Bake for 25 to 30 minutes, until the topping is golden brown and the berries are bubbling at the edges.
07 - Remove from the oven and let cool for a few minutes before serving. Serve warm, optionally with vanilla ice cream or whipped cream.