These quick and easy kielbasa bites are slathered in tangy mustard, stuffed with melty cheddar cheese, and roasted until crispy and golden. Perfect for game day, potlucks, or any time you need a crowd-pleasing snack in under 20 minutes.
For extra crispiness, pat the kielbasa dry before slicing. If cheese browns too quickly, tent loosely with foil for the last 3 minutes. Try different cheeses or mustards for variety. Can be made ahead and baked fresh. For gluten-free or dairy-free, check labels and use appropriate substitutes.
Keywords: kielbasa bites, game day snack, hasselback sausage, crispy appetizer, easy party food, mustard kielbasa, cheddar sausage bites