Onions Au Gratin - cooking recipe

Ingredients

5 c. onions, cooked, drained and chopped
4 1/2 c. grated Cheddar cheese
1/2 c. self-rising flour or regular flour plus 1/2 tsp. baking powder
1/4 tsp. pepper
1/2 tsp. salt
6 Tbsp. butter

Preparation

Mix onions, 3 1/2 cups cheese and remaining ingredients in a 2-quart casserole.
Sprinkle 1 cup of cheese on top and bake at 350\u00b0 for 30 minutes.