Ingredient:

• 1 pound lean ground beef (90% lean)
• 2/3 cup water
• 1 envelope reduced-sodium taco seasoning
• 1 medium ripe avocado, peeled and cubed
• 1 tablespoon finely chopped red onion
• 1 garlic clove, minced
• 1/2 teaspoon lemon juice
• 3/4 cup reduced-fat sour cream
• 3/4 cup salsa
• 2 medium tomatoes, chopped
• 1 can (2-1/4 ounces) sliced ripe olives, drained
• 1 small cucumber, peeled and chopped
• 5 green onions, chopped
• 1 cup shredded cheddar cheese
• 4 cups shredded lettuce
• Tortilla chips, optional