These people are boring and have no sense of adventure.
You want 105 Fcr. Max nova, synergies, telekinesis, and 95% es. Rest into warmth.
Low strength infinity
Griffs (25fcr) facet, Fhr/stats/rep/psn res jewel, or Sur/Sol/Mal for suggestions.
Vmagi (30fcr) facet, Fhr/stats/rep/psn res jewel, or Sur/Sol/Mal for suggestions.
Frost burns (40% mana)
Arach (20fcr)
1x SoJ
1x Fcr ring with life & mana. Extras is poison res, life rep. Your gear req is low so no dex or str needed after a torch/anni.
Crafted caster boots
2 light/sorc ammy with 20 Fcr. That’s the hardest part of the build to find if you want that SoJ.
Cta swap with a lidless or in a ES base staff.
Light lifers
Life/mana scs
You can aim for 42 or 60fhr, but es sorcs don’t need Fhr as often from the amount of damage that gets absorbed into es will likely put you under the Fhr animation threshold.
Boots like this aren’t bad: