It's-It Ice Cream

when he hit on the combination of a sandwich of vanilla ice cream inside two oatmeal cookies, covered in chocolate.

[6] For nearly forty-five years, until Playland was demolished in 1972, the It's-It was available only at Whitney's shop.

After Playland closed, the It's-It name was passed to George Mavros, who sold the ice cream sandwiches at another location near Ocean Beach.

[8][9] They mechanized production, first at a facility on 11th Street in downtown San Francisco, moving to the current factory in Burlingame in 1976.

[4] Chocolate, strawberry, mint and cappuccino flavors were added in the 1980s[6] and green tea in 2016;[11] pumpkin is also available.