Crispy, crunchy on the outside and perfectly tender on the inside, these low carb onion rings use the unusual combination of coconut flour, Parmesan cheese and garlic powder for a subtle yet surprisingly complementary marriage of tastes. Just remember to cook them in oil on a low-to-moderate heat so they don't burn. January 7 2020 recipe by Kathleen M. Evans, photo by Naomi Sherman, nutritional review by Franziska Spritzler, RD, CDE in Recipes, Snack Crispy, crunchy on the outside and perfectly tender on the inside, these low carb onion rings use the unusual combination of coconut flour, Parmesan cheese and garlic powder for a subtle yet surprisingly complementary marriage of tastes. Just remember to cook them in oil on a low-to-moderate heat so they don't burn.USMetric4 servingservingsIngredients1 (4 oz.) 1 (110 g) large yellow onion sliced into ¼” rounds (vidalia, white or red)large yellow onions sliced into ¼” rounds (vidalia, white or red)2 oz. (91⁄3 tbsp) 55 g (140 ml) coconut flo...