Potato, Spinach, and Red Pepper Frittata Recipe | Saveur

Ingredients

• 1 lb. medium Yukon Gold potatoes
• 1⁄4 cup extra-virgin olive oil
• 1 small yellow onion, thinly sliced
• 1 small red bell pepper, seeded and thinly sliced
• 1 garlic clove, finely chopped
• 2 cups baby spinach
• 3 tbsp. unsalted butter, cut into cubes
• Kosher salt and freshly ground black pepper
• 2 tbsp. thinly sliced basil, divided
• 8 large eggs, beaten