Avocado Tuna Spinach Salad by Get Going

Ingredients

• 2 cans (5 oz. each) of tuna in water, drained
• 2 ripe avocados, diced
• 4 cups fresh spinach leaves
• 1/2 red onion, thinly sliced
• 1/2 cup cherry tomatoes, halved
• 1/4 cup sliced black olives
• 1/4 cup feta cheese, crumbled (optional)
• 2 tablespoons extra-virgin olive oil
• 1 tablespoon lemon juice
• Salt and pepper to taste