Food-based numbers
I think your guy might feel hungry now :)
Current members: 97
Minecraft series
Members: 22
Wheat = 60
Bread = Wheat^2 = 60^2 = 3,600
Carrot = Bread^3 = 60^6 = 46,656,000,000
Potato = Carrot^2 = 60^12 = 2,176,782,336,000,000,000,000
Beetroot = Potato^5 = 60^60 ~ 4.8873678e106
Cake = Beetroot^7 = 60^420 ~ 6.6607811e746
Pumpkin Pie = Cake^2 = 60^840 ~ 4.4366005e1493
Cookie = Pumpkin Pie^3 = 60^2520 ~ 8.7327488e4480
Melon = Cookie^11 = 60^27,720 ~ 2.2524784e49,290
Baked Potato = Melon^13 = 60^360,360 ~ 3.8422733e640,774
Beetroot Soup = Baked Potato^2 = 60^720,720 ~ 1.4763e1,281,549
Cod = Beetroot Soup^17 = 60^12,252,240 ~ 7.5162e21,786,335
Porkchop = Cod^19 = 60^232,792,560 ~ 4.4056e413,940,381
Steak = Porkchop^23 = 60^5,354,228,880 ~ 6.49e9,520,628,777
Mutton = Steak^5 = 60^26,771,114,400 ~ 1.2e47,603,143,889
Salmon = Mutton^3 = 60^80,313,433,200 ~ 1.5e142,809,431,667
Mushroom Stew = Salmon^29 = 60^2,329,089,562,800 ~ 10^4,141,473,518,348
Rabbit Stew = Mushroom Stew^31 = 60^72,201,776,446,800 ~ 10^128,385,679,068,798
Golden Apple = Rabbit Stew^Rabbit Stew = (60^72,201,776,446,800)^(60^72,201,776,446,800) ~ 10^10^128,385,679,068,812
Golden Carrot = Rabbit Stew^Rabbit Stew^3 ~ 10^10^2.1161661e42
Glistering Melon = Rabbit Stew^Golden Carrot^5 = Rabbit Stew^Rabbit Stew^15 ~ 10^10^4.2437397e211
Lemonide = Glistering Melon^^3 = Glistering Melon^Glistering Melon^Glistering Melon ~ 10^10^10^10^8.9809308e213
Croptopia series
Inspired by Minecraft mod "Croptopia".
Processed food must have greater numbers than vegetables and fruits.
Members: 75
Vegetable numbers
Artichoke = 175^2 = 30,625
Asparagus = 24^7 = 4,586,471,424
Broccoli = 99^4 = 96,059,601
Cabbage = 123^2 = 15,129
Cauliflower = 143^3 = 2,924,207
Celery = 78^5 = 2,887,174,368
Cucumber = 17^9 = 118,587,876,497
Eggplant = 65^4 = 17,850,625
Garlic = 29^6 = 594,823,321
Ginger = 31^7 = 27,512,614,111
Greenbean = 28^9 = 10,578,455,953,408
Kale = 13^21 = 247,064,529,073,450,392,704,413 ~ 2.4706453e23
Leek = 65^7 = 4,902,227,890,625
Lettuce = 213^3 = 9,663,597
Mustard = 89^5 = 5,584,059,449
Onion = 11^17 = 505,447,028,499,293,771 ~ 5.0544703e17
Radish = 75^5 = 2,373,046,875
Rhubarb = 238^21 ~ 8.0931222e49
Rutabaga = 66^12 = 6,831,675,453,247,426,400,256 ~ 6.8316755e21
Soybean = 7^34 = 54,116,956,037,952,111,668,959,660,849 ~ 5.4116956e28
Spinach = 11^8 = 214,358,881
Squash = 19^17 = 5,480,386,857,784,802,185,939 ~ 5.4803869e21
Sweet Potato = 2^73 = 9,444,732,965,739,290,427,392 ~ 9.4447330e21
Tomatillo = 5^35 = 2,910,383,045,673,370,361,328,125 ~ 2.9103830e24
Tomato = 105^3 = 1,157,625
Turnip = 23^11 = 952,809,757,913,927
Yam = 135^9 = 14,893,745,087,865,234,375 ~ 1.4893745e19
Zucchini = 33^10 = 1,531,578,985,264,449 ~ 1.5315790e15
Fruit numbers
Almond = 7^14 = 678,223,072,849
Apple = 3^17 = 129,140,163
Apricot = 12^7 = 35,831,808
Avocado = 13^14 = 3,937,376,385,699,289 ~ 3.9373764e15
Banana = 6^13 = 13,060,694,016
Bellpepper = 11^19 = 61,159,090,448,414,546,291 ~ 6.1159090e19
Blackberry = 21^13 = 154,472,377,739,119,461 ~ 1.5447238e17
Blueberry = 13^8 = 815,730,721
Cantaloupe = 15^10 = 576,650,390,625
Cherry = 12^9 = 5,159,780,352
Coconut = 5^15 = 30,517,578,125
Cranberry = 35^7 = 64,339,296,875
Currant = 17^12 = 582,622,237,229,761
Date = 18^11 = 64,268,410,079,232
Dragonfruit = 22^12 = 12,855,002,631,049,216 ~ 1.2855002e16
Elderberry = 55^45 ~ 2.0716721e78
Fig = 23^18 = 3,244,150,909,895,248,285,300,369 ~ 3.2441509e24
Grape = 14^9 = 20,661,046,784
Grapefruit = 12^13 = 106,993,205,379,072
Honeydew = 29^12 = 353,814,783,205,469,041 = 3.5381478e17
Kiwi = 2^43 = 8,796,093,022,208
Kumquat = 5^71 ~ 4.2351647e49
Lemon = 3^21 = 10,460,353,203
Lime = 2^37 = 137,438,953,472
Mango = 6^11 = 362,797,056
Nectarine = 31^8 = 852,891,037,441
Olive = 17^9 = 118,587,876,497
Orange = 21^6 = 85,766,121
Peach = 13^10 = 137,858,491,849
Pear = 26^7 = 8,031,810,176
Pecan = 37^8 = 3,512,479,453,921
Persimmon = 34^10 = 2,064,377,754,059,776 ~ 2.0643778e15
Pineapple = 21^9 = 794,280,046,581
Plum = 88^7 = 40,867,559,636,992
Raspberry = 24^8 = 110,075,314,176
Saguaro = 41^14 = 37,929,227,194,915,558,802,161 ~ 3.7929227e22
Starfruit = 42^9 = 406,671,383,849,472
Strawberry = 15^8 = 2,562,890,625
Walnut = 28^9 = 10,578,455,953,408
Seafood numbers
Anchovy = 6^126 ~ 1.1144422e98
Clam = 15^30 ~ 1.9175106e35
Calamari = 21^34 ~ 9.0251831e44
Crab = 29^17 = 7,257,147,736,730,073,114,838,109 ~ 7.2571477e24
Oyster = 34^21 ~ 1.4489629e32
Shrimp = 12^24 = 79,496,847,203,390,844,133,441,536 ~ 7.9496847e25
Tuna = 20^42 = 4.398046511104e54
Glowing Calamari = 21^34^55 ~ 10^2.2523917e84