Steak 'n Shake Reese's Outrageous Milkshakes contain between 830-970 calories, depending on your choice of option. The option with the fewest calories is the Small/Kids Reese's Outrageous Milkshake (830 calories), while the Regular Reese's Outrageous Milkshake contains the most calories (970 calories).
Choose from the options below to see the full nutrition facts, ingredients and allergen information.
