Ingredients:
° 4 potatoes
°1 teaspoon olive oil
° 3 & 1/2 tsp very soft salted butter
° 1/2 cup fat-free Greek yogurt
° 1/4 cup milk
° 1/2 teaspoon salt
° 1/2 teaspoon pepper
° 3/4 tsp perennial garlic
° 3/4 tsp garlic powder
° 1/2 teaspoon onion powder