Sweet and Salty Refreshment

Spike's Sweet and Salty Milkshake:

1/4 cup peanut butter
2 cups peanut butter pretzel sandwiches, plus extra for garnish
1 cup milk
2 cups creamy vanilla ice cream
4 dollops of whipped cream
Salt

Add pretzel sandwiches to blender and pulse until crushed. Set aside 4 T for garnish. Add ice cream to crushed pretzel sandwiches. Add 1/2 cup milk to blender and blend until smooth, about 30 seconds. Add more milk if needed. Rim four glasses with peanut butter and salt, then dip rim into reserved crushed pretzel sandwiches. Pour shake into prepared glasses, garnish with dollop of whipped cream and extra pretzel sandwiches.