2 tablespoons coconut oil (olive oil may be substituted)1 medium diced small3 cloves garlic, finely minced orâ pressed2 to 3 teaspoons ground ginger orâ 1 tablespoon fresh ginger, finely chopped2 teaspoons ground coriander2 medium/large or 1 extra-large sweet potato, peeled and diced into 1/2-inch cubes (about 3 cups, dic