Greek Feta Dip

In a large bowl, combine feta, greek yogurt, cream cheese, olive oil, lemon juice and zest. With a hand mixer, mix until fluffy. Season with salt and crushed red pepper flakes and stir in dill.Transfer to a serving bowl. Top with cucumber and tomatoes. Garnish with more dill and drizzle with olive oil. Serve with pita chips for dipping.