Sweet Potato Mochi Balls with Gochujang Butter Sauce | Little Fat Boy

Ingredients

• 1 1/2 pounds sweet potatoes, boiled whole (3 whole sweet potatoes)
• 2 1/2 cups corn starch
• 2 cups glutinous rice flour
• 1 tablespoon kosher salt
• 2 tablespoons unsalted butter
• 2/3 cup mochi water (leftover water from boiling mochi balls)
• 1/2 cup parmesan, finely shredded
• 2 tablespoons gochujang
• 1 1/2 teaspoons kosher salt
• 1 1/2 teaspoons brown sugar
• 2 teaspoons rice vinegar
• White sesame seeds
• Scallions, finely chopped