1 (5 ounce) can frozen blueberries, thawed
3 tablespoons butter
3 tablespoons flour
1 1/2 teaspoons lemon juice
1 1/2 cups white sugar
1 teaspoon vanilla extract
1 teaspoon lemon zest
1 cup sliced almonds
In a large bowl, mix blueberries and butter until smooth. Mix flour, lemon juice, sugar, lemon zest and almonds into the blueberry mixture. Pour mixture into a 9x13 inch baking dish.
Bake in preheated oven for 45 minutes, or until blueberries are tender. Cool and serve.