I made spicy ketchup again

During 2020 and 2021, when I spent a LOT of time at home, I got really into making condiments. It's surprisingly easy to make condiments - for some reason, I had the idea that making sauces was harder than making "regular ass food", and I'd been avoiding it for literally decades. But it's not harder! If anything, it's often easier! And if you have an immersion blender, it's sometimes even brainlessly easy! My favorite two condiments to make were ketchup and thai peanut sauce. In particular, I liked making low-or-no-sugar spicy ketchup flavored with birds-eye peppers I was growing on my balcony. I recently had reason to cook a fuck ton of spicy ketchup again. When I went back to the Google doc we'd created with all our lockdown recipes on it, I was distressed to find the ketchup instructions that I'd written down five years ago: Ketchup 1-2 cans of tomato sauce Vinegar Cornstarch (amount ??) or arrowroot (2 spoonfuls mixed in cold water) Cayenne pepper or chili garlic sauce Pour tomato…