From youtube.com/tasty

Curry Wurst Sliders

2 links sausage
1 tsp oil
1 onion

1 can whole tomatoes
1 tsp paprika
1 tsp chili powder
1 tsp mustard powder
1 tsp curry powder
salt & pepper

Cut sausage into chucks and fry in oil. Remove from pan. Dice onion and mix with remaining ingredients in pan. Simmer for 20 minutes. Place sausage on bun and smother in sauces, sprinkle with additional curry powder.