Black Bean Breakfast Casserole

Ingredients

• 2 Tbsp (30 mL) canola oil, divided
• 1 medium yellow onion, finely diced
• 2-4 cloves garlic, minced
• 1 can (14 oz/398 mL) no salt added black beans, drained & rinsed (yields 1 1/4 cups/300 mL cooked beans)
• 3/4 cup (175 mL) frozen corn, thawed
• Large handful baby spinach
• 2 medium yellow potatoes, grated, rinsed & squeezed dry
• 8 large eggs
• 1 cup (250 mL) aged white cheddar cheese, grated
• salt & pepper to taste
• 1 handful cilantro, chopped
• 1 cup (250 mL) Roma tomatoes, finely chopped