Smashed Chickpea Greek Salad Sandwich

Ingredients

• 1 (16 oz) can chickpeas or garbanzo beans
• 2 1/2 tablespoons plain greek yogurt
• 1/3 cup feta cheese
• 1 tablespoon fresh lemon juice
• 2 tablespoons red wine vinegar
• 2 tablespoons diced red onion
• 1/4 cup diced kalamata olives, pits removed
• 1/4 cup diced cucumber
• 1/4 teaspoon dried oregano
• salt and pepper, to taste
• whole wheat bread slices, for sandwich
• spinach leaves, for sandwich
• grape tomatoes or tomato slices, for sandwich