1 unbaked pie crust
2 c. pitted sour cherries
3/4 c. sugar
2 tbsp. flour
1 c. sour cream
1 egg, well beaten
1/2 tsp. vanilla
1/8 tsp. salt
1 tsp. cinnamon
3/4 c. flour
1/2 c. sugar
1/3 c. butter

Mix sugar, 2 tablespoons flour, sour cream, egg, vanilla, and salt together. Beat until smooth. Add cherries and put in pie crust. Bake 15 minutes in hot oven (425 to 450 degrees). Lower oven temperature down to 325 degrees and bake 30 minutes. Combine cinnamon, flour, sugar, and butter; sprinkle on top of pie and bake 20 minutes longer at 325 degrees.