Slice kielbasa into rounds or leave whole
Heat a skillet over medium heat
Add a small amount of oil if needed
Cook sliced kielbasa for 4 to 6 minutes, turning occasionally
Cook whole kielbasa for 10 to 15 minutes, turning often
Heat until browned and warmed through
Simmer in water for 10 to 15 minutes if preferred
Grill over medium heat for 8 to 12 minutes, turning often
Bake at 400°F for 15 to 20 minutes
Add to soups, stews, or casseroles during the last 10 to 15 minutes of cooking
Serve hot