Authentic Mexican Super Nachos Recipe with Ground Beef and Avocado

Ingredients

• 1 lb (454 g) lean ground beef
• 1 medium to large onion , chopped
• 1 tsp salt
• 1 can refried beans (14 oz (397 g))
• 1 can (4 oz (113 g)) green chilies , drained and chopped
• 0.5 lb (227 g) shredded monterey jack cheese or mild cheddar cheese
• 0.75 cup taco sauce (try hot)
• 1 medium avocado , mashed or 6 oz (170 g) pkg. frozen avocado dip
• 1 cup sour cream
• 0.25 cup green onion , chopped
• 1 cup pitted ripe olives , sliced
• Tostados round tortilla chips