gratin Tag

Ingredients 1 broccoli crown, trimmed and cut into 1-inch florets (about 4 cups) 1/2 head cauliflower, trimmed and cut into 1-inch florets (about 4 cups) 2-3 Tbsp extra-virgin olive oil, divided 1 medium onion, thinly sliced 3 Tbsp all-purpose flour 3/4 tsp salt 1/4 tsp white or black pepper 2 1/2 cups low-fat...