Raspberry Cake Filling - cooking recipe

Ingredients

Raspberry Filling
1 1/2 cups frozen raspberries
1 tablespoon cornstarch
2 tablespoons lemon juice (fresh is best, but...)
1/4 cup sugar

Preparation

In a small sauce pan, combined all of the ingredients and slowly bring to a boil over medium-high heat (keep stirring until thickened for best results).
Let cool completely before spreading onto cake.