took me all of 3 seconds to google. sounds like it taste like shit.

three-Ingredient Vegan Ice Cream
1 banana, peeled and frozen
1 Tbsp. peanut butter
1 tsp. cocoa powder
Additional flavorings (optional)
Combine all ingredients in a food processor or blender and mix until well combined and creamy.
If desired, add additional flavors or toppings, such as cookies, fresh fruit, shredded coconut, cinnamon, or pieces of candy.
Serve immediately.