Stuffed Mushroom Caps
["1 lb. medium mushrooms", "3 Tbsp. margarine", "1 small onion, diced", "1 small green pepper, diced", "1 1/2 c. bread crumbs", "1/2 c. finely chopped nuts (optional)", "1/4 tsp. salt and pepper", "1/4 tsp. garlic salt"]
["Remove stems from mushrooms.", "Rinse in colander.", "Finely chop stems.", "In skillet, heat margarine.", "Combine all ingredients except mushroom caps.", "Fry 4 to 5 minutes, stirring frequently. Remove from heat."]
["mushrooms", "margarine", "onion", "green pepper", "bread crumbs", "nuts", "salt", "garlic salt"]