01 -
Once you're done cooking, take the pot off the heat. Let it sit for a bit to cool, then scoop everything into clean jars.
02 -
Turn the heat up just a notch and hang around, giving a stir every now and then. When it hits 104°C (220°F), and after like 25 to 30 minutes, you're good.
03 -
Crush those berries with a potato masher or just smash them up using the back of your spoon until it all looks even.
04 -
Crank up to medium-high. Every so often, give it a stir. You'll see berries pop and sugar blend in.
05 -
Dump your blackberries, jalapeno bits, sugar, and lemon juice into a big pan. Stir it all together.