Amazing Irish Mashed Potatoes

Ingredients : 3?½ pounds potatoes peeled and cubed ½ cup butter ½ cup half-and-half cream or more if needed 1 teaspoon salt ¼ teaspoon ground black pepper ¼ teaspoon garlic powder (Optional) Methods : Place potatoes in a large pot and cover with salted water; bring to a boil. Reduce...