Veggie Meatball Sub

Ingredients

• 4 vegan meatballs
• 1/2 green bell pepper, sliced
• 1/4 cup red onion, chopped
• 1 tsp. garlic (1 clove), minced
• buttery cooking spray
• 6-inch whole wheat sub
• 1/2 cup spinach
• 3/4 cup pasta sauce
• salt (to taste)
• pepper (to taste)