For the Roasted Potatoes
3 Yukon Gold potatoes (about 1 pound), chopped into ¼-inch pieces
1 tablespoon extra-virgin olive oil
½ teaspoon sea salt
Freshly ground black pepper
For the Casserole
12 large eggs
1 cup milk (any kind)
1¼ teaspoons sea salt
2 tablespoons extra-virgin olive oil (plus extra for baking dish)
½ medium yellow onion, chopped
2 garlic cloves, chopped
1 red bell pepper, stemmed, seeded, and chopped
1 green bell pepper, stemmed, seeded, and chopped
1 cup fresh spinach, roughly chopped
4 green onions, chopped
1½ cups shredded cheddar cheese