BTW, I know I could sieve the canned tomatoes to remove the seeds , but that's too tedious and time consuming for me. I love tomatoes but I don't like chunks of them in chili. Thanks for your help. My first choices are tomato paste or crushed tomatoes, like everyone else. Everyone has already given excellent, but I will add to it. Indiscriminately substituting diced tomatoes for stewed tomatoes may alter the flavor of your recipe. However now must avoid the seeds that come in canned tomatoes. I am accustomed to making chili with canned tomatoes. The second would be tomato juice/V8/clamato. While diced tomatoes add firm, uniform-sized tomato chunks to your favorite dish, stewed tomatoes break down during long cooking leaving behind rich flavor. If I'm using a chili recipe that calls for, say 1 can of stewed tomatoes, and 1 8oz can of tomato paste, can I just sub in an equally proportionate amount of tomato paste or maybe v-8 juice for the stewed tomatoes? It offers a good taste to your meat and any other food with the same essential ingredients that are with stewed tomatoes. I would have to thicken the chili later. What is your advice as to a substitute: paste, puree, sauce, juice, or a combination? Rotel diced tomatoes are also canned and this chili kind of making it has more pepper than the stewed tomatoes. Summary. In addition, diced tomatoes and stewed tomatoes differ in texture and presentation.