Easy Microwave Peanut Brittle

Bahan-bahan (4 porsi)

• 1 cup sugar
• 1/2 cup light corn syrup or brown rice syrup
• 1 tablespoon butter
• 1 cup Spanish peanuts (roasted and salted)
• 1 teaspoon vanilla extract
• 1 1/2 teaspoon baking soda