Chicken Broth (Best Option)
1 cup chicken broth per 1 cup vegetable brothChicken broth works well because it shares a similar savory and umami profile with vegetable broth, providing the necessary moisture and flavor base for pasta. The amino acids and minerals in chicken broth enhance the Maillard reactions during cooking, improving overall taste.
For best results, use low-sodium chicken broth to control salt levels and avoid overpowering the pasta. Taste and adjust seasoning as chicken broth can be slightly more intense.
Compared to vegetable broth, chicken broth adds a subtle richness but keeps the dish balanced and flavorful, making it the closest match in terms of culinary function.