Combine all ingredients except the last three ingredients in a bowl and stir to combine.Heat a cast iron skillet on medium on the stove.Cover the bottom of the skillet with ¼ inch coconut oil.When the oil gets hot, scoop meatballs with a cookie scoop into hot oil and brown.Once the meatballs are browned, place in the bottom of a crock pot.Pour spaghetti sauce on top of the meatballs.Cook on high for 2-3 hours or low 4-5.Scoop out meatballs into a casserole dish.Sprinkle mozzarella cheese then basil on top.Broil in the oven on the top rack for 2-3 minutes or until the cheese starts to bubble and brown.