Baked Bean Casserole

Ingredients

• 4 Tbsp. bacon drippings
• 3 Tbsp. garlic salt
• 3 medium onions, sliced
• 1 large can pork and beans
• 1 regular can red kidney beans
• 1 can small green lima beans
• 1/2 c. catsup
• 1 tsp. dry mustard
• 1/2 tsp. black pepper
• 1 tsp. salt
• 1/2 c. brown sugar
• 1/4 c. vinegar