Slice kielbasa and in a large frying pan cook the kielbasa on a medium high heat covered until cooked.
Dice the candy onion and toss in with the kielbasa and cook until translucent.
While kielbasa is cooking quarter the zucchini and squash lengthwise into spears then slice the spears, so you're left with small triangle shaped pieces and set aside.
Slice the corn into medallions then add the corn, zucchini, and squash to the kielbasa.
Add garlic powder or any other favorite spices and cook until veggies are soft about 7 minutes. Serve plain or with rice!