Easy Mexican Chicken and Rice

Ingredients

• 1 pound boneless skinless chicken breasts, cut into 1/2-inch strips
• 2 tablespoons butter
• 1-3/4 cups salsa
• 1 envelope (5.4 ounces) Mexican-style rice and pasta mix
• 1 can (2-1/4 ounces) sliced ripe olives, drained
• 2 tablespoons lime juice
• 1/2 cup shredded cheddar cheese
• 1 cup sour cream
• 1 medium ripe avocado, peeled and cubed
• 1 medium tomato, chopped