There are 918 calories in a Mushroom Swiss Burger Big Smash from Smashburger. Most of those calories come from fat (65%).
To burn the 918 calories in a Mushroom Swiss Burger Big Smash, you would have to run for 81 minutes or walk for 131 minutes.
According to our website visitors, a Mushroom Swiss Burger Big Smash is not a healthy and nutritious option from Smashburger, with only 25% of voters finding it to be healthy.
Let us know what you think! Review the nutrition facts above and then vote on whether you think a Mushroom Swiss Burger Big Smash is healthy or not.
There are 32 Weight Watchers Freestyle Points, 32 WW SmartPoints and 26 WW PointsPlus in a serving of Mushroom Swiss Burger Big Smash from Smashburger.
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