M&S Plant Kitchen Vegan Bechamel Sauce Add this soy-based savoury white sauce to homemade lasagne dishes, baked chicken or vegetable pasta for creaminess. Simply heat gently over the hob. Gluten free. Suitable for vegans. Serves 4.M&S Food has been at the heart of the nation since 1884. Giving our customers their best-loved products at the incredible quality and value that only M&S can deliver. From Percy Pig to the freshest M&S Select Farms produce, we grow, source, and develop our own products to give you family-ready food that's unbeatable on flavour and innovation. And that's whether you come to us for your family favourites, an indulgent treat, or your perfect party food spread. After all, this is not just food… This is M&S Food. M&S Plant Kitchen offers a wide selection of flavour-packed, plant-based products that are totally delicious. Each product is made of 100% plant-based, vegan-friendly ingredients.