Preheat the oven to 350°F. Coat a 1 1/2 or 2 quart casserole dish with cooking spray. Set aside.
Combine the 1 cup raw quinoa, 1 teaspoon fine sea salt, 1 teaspoon onion powder and 2 cups low sodium chicken or vegetable broth in a medium saucepan. Bring to a low boil, then reduce heat to a simmer. Cover and cook for approximately 15 minutes, or until cooked. Remove from heat, rest for 5 minutes and fluff with a fork.*
In a medium mixing bowl, combine the 2 large eggs, 1 cup whole milk, 1 teaspoon ground white pepper, minced 2 cloves garlic and 1 1/2 cups of the shredded cheese. When mixed, add the cooked quinoa and chopped 2 cups fresh broccoli florets , toss (don't stir) until combined.
Transfer the mixture to a casserole dish. Bake, uncovered, for 40 minutes or until it reaches an internal temperature of 165°F.
Remove and top the casserole with the remaining 1/2 cup of the shredded cheddar cheese. Return to oven for 4-5 minutes or until the cheese has melted.
Remove and allow to sit for 5 minutes before serving. Garnish with the chopped 1 scallions, if desired.
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Notes
*If using rice, cook according to package directions, but swap water with broth and add the seasonings. This casserole is both make ahead and freezer friendly. Perfect for making ahead on holidays, for dinner parties or for potlucks.How to StoreStore any leftovers of this healthy casserole in an airtight container in the refrigerator. To reheat, it is always best in the oven, but the microwave is also acceptable. I would place casserole in a smaller dish and heat at 350°F for 10-15 minutes.Freezer Instructions For freezing, heat the casserole from frozen. Do not allow it to thaw before heating. Place into the oven frozen and in a dish at 350°F. It might take 20-90 minutes to fully reheat, it will depend on if you froze it as a whole casserole or just a slice. Use your best judgement and keep an eye on it.