01 -
Arrange a rack in the center of the oven and heat to 350°F (175°C). Grease a 9x13-inch baking dish with cooking spray or butter.
02 -
Cook the bacon pieces in a large skillet over medium heat until crisp, 8-10 minutes. Transfer to a paper towel-lined plate and pour off all but 2 teaspoons of the drippings.
03 -
Add the onion and bell pepper to the skillet. Cook for 4-5 minutes, stirring often, until softened and fragrant. Remove from the heat.
04 -
In a large bowl, whisk the eggs, milk, salt, black pepper, garlic powder, and mustard powder until no streaks of egg white remain.
05 -
Fold in the squeezed-dry hash browns, cooked bacon, vegetables, chives, and 1 1/2 cups of the cheddar. Spread the mixture evenly in the prepared baking dish.
06 -
Sprinkle the remaining 1/2 cup cheddar over the top. Bake for 40-45 minutes, until the top is golden and the center reaches 160°F.
07 -
Let the breakfast bake rest for 10 minutes before slicing. Finish with extra chives if you like and serve warm.