How Do You Cook Omaha Steak Apple Tartlets? Posted on 03.05.2022Author Alice FelixPosted in RecipesLeave a Reply Preheat the oven to 400 degrees Fahrenheit. Take the tartlet out of the cellophane bag. Place on a baking sheet lined with aluminum foil, giving room between each piece. For 18-20 minutes, bake at 350°F. Related posts: How To Cook Pork Chops In Skillet? How Long Should I Grill Filet Mignon? How To Make My Steak Tender? How Long To Cook Sirloin Steak On Each Side?