Powerhouse Egg Casserole

Ingredients (16)

• + ½ cup red potatoes, cut into 1-inch pieces add to pantry
• + 2 teaspoons olive oil, divided add to pantry
• ✓ ¾ teaspoon ground black pepper, divided
• + ¼ teaspoon dried rosemary, or to taste add to pantry
• + 1 pinch sea salt, or to taste add to pantry
• + cooking spray add to pantry
• + ½ onion, diced add to pantry
• + 1 ½ cups chopped kale add to pantry
• + ½ cup halved cherry tomatoes add to pantry
• ✓ 8 large eggs
• + ¼ cup nonfat Greek yogurt add to pantry
• ✓ ¼ cup milk
• + ¼ cup water add to pantry
• + 2 tablespoons crumbled feta cheese add to pantry
• + 2 tablespoons grated Parmesan cheese add to pantry
• + ½ teaspoon salt add to pantry