Meatloaf 400 How Long. Spoon half of the mixture over the loaf, spreading to cover. To cook 1 pound meatloaf at 400 degrees fahrenheit, you will need about 20 minutes per pound. Preheat oven to 400 degrees. Mix all ingredients in a large mixing bowl and transfer to baking dish. Mix beef mixture with hands just until combined. Instructions preheat oven to 350° convection or 375 ° conventional. Heat oven to 400 degrees.
Preheat oven to 400 degrees.
Preheat oven to 400 degrees. Bake at 400° for 20 minutes. At 350°f, 35 to 45 minutes . While operating at a consistent 400 degrees f cooking temperature, reaching a safe internal temperature should take about 40 minutes. Spoon half of the mixture over the loaf, spreading to cover.
Bake a 3 lb meatloaf for about 1 hour 20 minutes. Bake at 400 degrees for 40 to 50 minutes. In a bowl, stir together the ketchup and brown sugar;
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