Here is a convenient tomato strainer that you can use to make all kinds of sauces. The Weston Deluxe Electric Tomato Strainer has a large hopper with 4-quart capacity. It has 3 stainless steel screens for tomatoes, pumpkins, and berries. It has forward and reverse operation.
The unit has a 250-watt motor. You can use its reverse function to prevent jamming.