Frozen Chocolate Dipped Banana Bites

From Bon Appétit [1]

2 cups bittersweet chocolate chips
2 tablespoons canola oil
Assorted toppings (such as crushed chocolate sandwich cookies, toffee bits, Butterfinger candy bars, chopped salted peanuts toasted shredded coconut, crushed chocolate dipped pretzels, crushed pretzels, chopped hazelnuts)
3 ripe bananas, cut into 1/2 inch thick slices

Stir chocolate and oil in heavy small saucepan over low heat just until smooth. Let stand 15 minutes to cool.
Place each topping in separate shallow dish. Line baking sheet with foil. Arrange banana slices on foil. Using fingers or utensil, dip 1 banana slice in chocolate, coating completely. Shake off excess chocolate.
Drop dipped banana in 1 topping. Using clean hand or utensil, sprinkle more topping over banana to coat; transfer to foil-lined sheet.
Repeat with remaining bananas, chocolate, and toppings. Freeze until firm, about 3 hours, then serve.

Makes 36 banana bites.