Fondant Calculator

Calculate exactly how much fondant you need to cover any cake

Fondant Required

Per Tier

3340g

118 oz

Total Needed

3340g

7.4 lbs

Roll Out Size

21"

diameter/width

Surface Area

177

sq inches

Homemade Marshmallow Fondant Recipe

For 3340g fondant:

Marshmallows

2004g

7 bags (10oz)

Powdered Sugar

3006g

25 cups

Water

134ml

9 tbsp

Fondant Tips

  • Apply a thin layer of buttercream before fondant for best results
  • Knead fondant until pliable before rolling
  • Use cornstarch or powdered sugar to prevent sticking
  • Roll fondant to 1/4 inch thickness for best coverage
  • Smooth from center outward using fondant smoothers
  • Store unused fondant in airtight container at room temperature