Heart Healthy Spinach, Chickpea and Feta Melts

Ingredients

• 1 Tbsp olive oil
• 1 red onion, chopped
• 4 cups chopped fresh baby spinach
• 1 can (15 oz) chickpeas, rinsed and drained
• 1/2 cup chopped roasted red pepper
• 3/4 cup crumbled feta cheese
• 1/4 cup chopped pitted Kalamata olives
• 1/8 tsp salt
• 1/8 tsp crushed red pepper flakes
• 1 Tbsp chopped fresh dill
• 8 whole grain tortillas (8-inch diameter)
• 2 Tbsp shredded mozzarella cheese
• 1/4 cup tzatziki sauce