Ingredient:

• 1 pound ground beef
• 1 (1 ounce) packet taco seasoning mix, divided
• 1 (16 ounce) can refried beans
• ⅔ cup water
• 12 prepared crisp taco shells
• 2 avocados
• 1 tablespoon sour cream
• 1 fresh lime, juiced
• salt and black pepper to taste
• 12 (7 inch) flour tortillas
• 2 cups shredded Cheddar cheese
• 1 cup shredded lettuce
• 1 large tomato, chopped
• ¼ red onion, chopped
• ½ cup sour cream