They absolutely can although it will take quite a bit longer to cook them using this method and the bacon tends to not crisp up as much. To bake: preheat your oven to 400 degrees, if you have a wire cooling rack place it atop your baking sheet - if not line it with tin foil or parchment paper, place the burritos on the baking sheet and bake for 30-40 minutes flipping halfway through.