Mexi-Taco Sandwich

Ingredients

• 1 lb lean ground beef
• 1/4 cup chopped onion
• 8 oz tomato sauce
• 1/4 tsp table salt
• 1/4 tsp chili powder
• 1/8 tsp garlic powder
• 4 ea hamburger buns
• 1/2 head lettuce shredded
• 1 ea tomato diced
• 3 oz cheddar cheese shredded (3/4 cup)
• 1 1/2 cup corn chips crushed