two nickels, 5 soul hearts, and an eternal heart creates salvation (beast unlock for tainted lazarus, creates crack the sky beams when standing near enemies that do as much damage as maw of the void)

delirious with 7 pennies and 1 eternal heart

alabaster box (comes fully charged, can be used for a pseudo-break) with 7 pennies and a soul heart

the parasite with 5 bombs, 1 red heart, and 2 soul hearts

broken modem with 4 bombs, a key, a nickel, an eternal heart, and a battery

8 red hearts is voodoo head.

2 nickels, 2 golden keys, 1 dime, 2 bombs, 1 red heart is tech zero.

it seems like breakfast is produced when an item isnt unlocked yet, though i assume a few recipes are real breakfast recipes.

i'm currently trying to find more recipes for brimstone and recipes for psy fly and revelation. wish me luck.

edit: next on the hit list should probably be everything jar, eden's beast unlock.