4 tbsp. butter
3 eggs
1 c. flour
1 c. milk
1 tsp. salt
1 tsp. baking powder
1 med. onion, grated
2 pkg. chopped frozen spinach, thawed and well drained
3/4 lb. sharp cheese, grated

Heat oven to 350 degrees. Melt butter in 9x13x2 inch pan in oven. Remove. In mixing bowl, beat eggs, add flour, milk, salt and baking powder. Mix well. Add onion, grated cheese and drained spinach. Process spinach in blender. Pour in pan. Bake for 35 minutes. Cool thoroughly. Cut in squares, then triangles. Freezes well. Makes a good hors d'oeuvres.