In a large pot over medium-high heat, melt down one stick of butter
Add chopped garlic & onions to melted butter and saute for a minute or two until translucent
Add vodka and reduce down for 2-3 minutes
Add both jars of pasta sauce and chicken stock and bring to a simmer
Add in cheese and heavy cream and bring to a simmer and lower heat
Let cook for roughly another hour until sauce is flavorful and thick
While sauce is cooking, cook pasta to package instructions until "al dente"
Toss pasta in the sauce, & top with extra parmesan cheese. Serve hot!