Reese's Pieces Peanut Butter White Chocolate Bark

Bahan-bahan (16 porsi)

• 16 ounces (454g) white chocolate, coarsely chopped and divided*
• 1 teaspoon vegetable oil, divided
• 1 cup (250g) creamy peanut butter*
• 1/4 cup (4 Tbsp; 56g) unsalted butter, softened to room temperature
• 1 cup (120g) confectioners’ sugar
• 1/2 teaspoon pure vanilla extract
• 1/4 teaspoon salt
• 1/2 cup (100g) chopped Reese’s Pieces candies