Quinoa: Rinse and drain the red quinoa then put it in a medium sized sauce pan with the water and 1/4 teaspoon of kosher salt. Start off by preheating your oven to 425 degrees. Serve them over a big salad for lunch or with roasted veggies for dinner. Roast the sweet potato for 12-15 minutes or until it is fork tender. Toss the diced sweet potato in the olive oil and spices and lay it out in an even layer on the prepared baking sheet. As we get into fall These sweet potato & quinoa cakes are perfect for a meatless meal! To make sweet potato quinoa bowls, you’ll need a cutting board, a knife, a potato peeler, a baking sheet lined with parchment paper, a zester, a small whisk, a medium-sized pot, and a small bowl. Instructions. Preheat oven to 375 degrees F. Combine all ingredients, except for the green onions, in a 9×13 baking dish sprayed with cooking spray and bake, covered with tin foil, for 45 minutes.