Which White Castle System Inc. products are vegan?

• White Castle System Inc.

  HORSERADISH MUSTARD
• White Castle System Inc.

  DUSSELDORF MUSTARD
• White Castle System Inc.

  PEANUT BUTTER PIE FUDGE-DIPPED DESSERTS ON-A-STICK, PEANUT BUTTER PIE
• White Castle System Inc.

  TURKEY & SMOKED CHEDDAR SLIDERS, TURKEY & SMOKED CHEDDAR
• White Castle System Inc.

  BUTTER CAKE GOOEY ON-A-STICK DESSERTS, BUTTER CAKE
• White Castle System Inc.

  FUDGE-DIPPED STRAWBERRY CHEESECAKE ON-A-STICK DESSERTS, FUDGE-DIPPED STRAWBERRY CHEESECAKE
• White Castle System Inc.

  TURKEY SAUSAGE, EGG WHITE & ASIAGO BREAKFAST SLIDERS, TURKEY SAUSAGE, EGG WHITE & ASIAGO
• White Castle System Inc.

  VEGGIE SLIDERS, VEGGIE
• White Castle System Inc.

  JALAPENO CHEESE SLIDERS JALAPENO CHEESEBURGERS, JALAPENO CHEESE
• White Castle System Inc.

  THE ORIGINAL SLIDERS HAMBURGERS, ORIGINAL