1. Mix the butter and flour evenly, and knead into crumbs
2. Add eggs and tomato sauce
3. Mix oats and baking powder, let stand for more than 1 hour, or overnight
4. Chopped bacon and onion
5. Stir into the dough, if it feels too wet, add a small amount of flour
6. Put it in the mold and bake at 170℃ for about 25 minutes
Tips:1. It is more convenient to use cooking machine, meat grinder or chef machine, etc.
2. It is best not to use tomato sauce, add bacon and onion as you like, or replace it with sausage
3. Instant oats are fine
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