There are 780 calories in a Regular Peanut Butter Cup Milkshake from Steak 'n Shake. Most of those calories come from carbohydrates (56%).
To burn the 780 calories in a Regular Peanut Butter Cup Milkshake, you would have to run for 68 minutes or walk for 111 minutes.
TIP: You could reduce your calorie intake by 250 calories by choosing the Small/Kids Peanut Butter Cup Milkshake (530 calories) instead.
Let us know what you think! Review the nutrition facts above and then vote on whether you think a Regular Peanut Butter Cup Milkshake is healthy or not.
There are 38 Weight Watchers Freestyle Points, 38 WW SmartPoints and 23 WW PointsPlus in a serving of Regular Peanut Butter Cup Milkshake from Steak 'n Shake.
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