Chalmer'S Spinach Squares - cooking recipe

Ingredients

4 Tbsp. margarine
3 eggs
1 c. milk
1 c. flour
1 tsp. baking powder
1 tsp. salt
1 lb. Cheddar cheese
2 pkg. frozen chopped spinach, squeezed dry
1 Tbsp. chopped onion

Preparation

Preheat oven to 350\u00b0.
Put butter in 9 x 13-inch baking dish. Melt in oven.
Remove.