Corn Casserole

Ingredients

• 1 medium onion, chopped
• 1 green pepper, chopped
• 1 stick margarine
• 4 Tbsp. flour
• 2 c. cooked rice
• 2 cans whole kernel corn
• 2 cans tomatoes, mashed
• 1 tsp. Worcestershire sauce
• 1/2 tsp. Tabasco sauce
• 1 1/2 tsp. salt
• 1/2 lb. cooked ground beef (optional)
• 1 c. grated cheese