You hurl a mote of fire at a creature or an object within range. Make a ranged spell attack against the target. On a hit, the target takes 1d10 Fire damage. A flammable object hit by this spell starts burning if it isn’t being worn or carried. Cantrip Upgrade. The damage increases by 1d10 when you reach levels 5 (2d10), 11 (3d10), and 17 (4d10).
RollQuest ships the D&D 2024 SRD as a content pack, on a 5e character sheet that does the maths - roll from the sheet and let the numbers work themselves out. Free to start.