Prepare the kirimochi:

Cup of Yum
1. Use a sharp knife to cut the kirimochi into 4 smaller pieces.

Grill:

1. Preheat griddle or grill over medium-high heat.
2. Add the kirimochi pieces onto the grill (without oil), turning the mochi over when it is puffed up, about 7-10 minutes per side.
3. At the same time, grill the Taiwanese sausage until cooked through, turning halfway, about 15-20 minutes.
4. Transfer the cooked, puffed mochi pieces and Taiwanese sausage onto a plate.
5. Cut the Taiwanese sausage into small chunks using a sharp knife.

Assemble:

1. Use a bamboo skewer to poke a mochi piece and alternate with Taiwanese sausage to build a skewer.
2. Repeat with the remainder.
3. Place the skewers onto the grill over medium heat and lightly brush both sides with garlic oil (if using).
4. Once heated through, remove from heat and garnish with crushed peanut and green onion.
5. Serve immediately.