Barilla Red Lentil Pasta is made with one simple ingredient: red lentil flour. The only surprise is how much you can make with it! Our Red Lentil Rotini Pasta contains 25 grams of protein and 11 grams of fiber in each 3.5-ounce serving, is certified gluten free and non-GMO, and contains no xanthan gum. Red Lentil pasta cooks just like traditional pasta. Simply boil 4-6 quarts of salted water, add the pasta and boil for 8-10 minutes.