Square Meal Snack

Ingredients

• 2 large green peppers, sliced thin
• 1/2 c. onions, sliced
• 1/2 c. sliced mushrooms
• 1 Tbsp. each: butter and olive oil
• 1/2 tsp. ground cumin
• 2 Tbsp. mustard
• 2 Tbsp. mayonnaise
• 1/2 tsp. horseradish
• 4 tomato slices
• 1 c. grated Swiss or Cheddar cheese
• 4 thick slices toasted whole wheat or sourdough or other bread
• 1 lb. cold sliced roast beef or baked ham