A four-ingredient copycat of the Wendy's Vanilla Frosty, made entirely in the Ninja Slushi machine. Thick, creamy, and spoonable — no ice cream required.
Ingredients
4cupswhole milk, cold
14ouncessweetened condensed milk
3.4ouncesinstant vanilla pudding mix
1tablespoonvanilla extract
Instructions
Whisk the cold whole milk and sweetened condensed milk together in a large pitcher until fully combined.
Add the instant vanilla pudding mix and vanilla extract. Whisk vigorously for 1 full minute until completely smooth with no lumps.
Pour the mixture into the Ninja Slushi, staying below the max fill line.
Select the Milkshake setting and churn for 30 to 60 minutes, until thick and spoonable.
Dispense into chilled cups and serve immediately.
Equipment
NInja Slushi Machine
Large pitcher
Whisk
Notes
Use whole milk. Lower-fat milk produces an icy rather than creamy texture.
Use instant pudding mix, not cook-and-serve.
Use the Milkshake setting, not Slush.
Let the machine sit upright for 2 hours before first use after moving it.
Do not add ice, alcohol, or solid mix-ins to the machine.