Watch and listen to this recipe from Sara Moulton.
View the full recipe here.

1. Preheat
Preheat oven to 350 degrees F.

2. Cream
Using a mixer, cream together butter and sugar. Add vanilla and then eggs, one at a time. Add the dry ingredients and mix until combined.

3. Fold
Fold in blueberries and nectarines. Spread in buttered baking dish.

4. Crumble
Blend the butter and sugar with flour, cinnamon, and nutmeg. Crumble with your fingers until mixture resembles coarse meal. Sprinkle topping evenly over the buckle.

5. Bake
Bake for 45 to 50 minutes until brown. Serve with freshly whipped cream.