Chicken Salad Avocado

Ingredients (14)

• + 4 cups green leafy lettuce, or to taste add to pantry
• + 1 ½ cups thinly sliced cooked chicken breast add to pantry
• + 1 cup sliced black olives add to pantry
• + ½ cup thinly sliced green bell pepper add to pantry
• + ½ cup thinly sliced red bell pepper add to pantry
• ✓ ¼ cup diced red onion
• + ⅓ cup vegetable oil add to pantry
• + ¼ cup red wine vinegar add to pantry
• + ¼ cup fresh lemon juice add to pantry
• + 1 tablespoon white sugar add to pantry
• + 1 teaspoon salt add to pantry
• ✓ ½ teaspoon ground black pepper
• + ⅛ teaspoon chopped garlic, or more to taste add to pantry
• ✓ 1 avocado - peeled, pitted, and thinly sliced