Frozen Spinach is healthier than fresh spinach, as frozen spinach keeps the nutrients packed inside when it is frozen. This vegetable is rich in vitamins ,magnesium, iron and manganese.You can blend it into smoothies, add it to a pot of soup, Fold it into a frittata, quiche, or egg casserole, add it to a stir-fry, make savory pancakes, toss it into pasta, add it to a grain bowl, blitz it into a pesto.