01 -
Preheat oven to 190°C. Dice potatoes, red bell pepper, and onion into uniform 1.25 cm cubes to ensure even cooking and texture.
02 -
In a large skillet over medium-high heat, crumble and cook sausage until browned and fat is rendered, about 6-7 minutes. Remove sausage with a slotted spoon, reserving drippings.
03 -
Add diced potatoes, bell pepper, and onion to the skillet with reserved drippings. Sauté until vegetables are tender, about 8-10 minutes.
04 -
Whisk together eggs, whole milk, sea salt, black pepper, smoked paprika, and half of the shredded cheddar cheese in a large bowl. Incorporate maple syrup, Dijon mustard, and apple cider vinegar until well combined.
05 -
In a greased baking dish, combine cooked sausage and sautéed vegetables evenly. Pour the egg mixture over it, then sprinkle remaining cheddar cheese and fresh thyme leaves on top. Drizzle melted butter evenly.
06 -
Bake in preheated oven for 45 minutes or until the casserole is fully set, golden on top, and a knife inserted in the center comes out clean. Let rest for 5 minutes before serving.