01 -
Add olive oil to a 4-5 quart saute pan over medium-high heat.
02 -
Fry the smoked kielbasa and onions until browned.
03 -
Stir in the garlic and cook until fragrant, about 30 seconds.
04 -
Add chicken broth, diced tomatoes, heavy cream, dry pasta, salt, and pepper.
05 -
Simmer for 15 minutes, or until the pasta is tender.
06 -
Remove the skillet from heat and stir in 1/2 cup of shredded Cheddar cheese.
07 -
Top with the remaining cheese and cover until melted, spotty brown, and bubbly.
08 -
Sprinkle with sliced scallions and serve immediately.