/c

--[[ file appears in Factorio's script-output folder ]]
local OUTPUT_FILE = "recipe_dump.txt"

local function print_table_to_file(t,filename)
  local text_format_of_table = serpent.block(t)
  game.write_file(filename, text_format_of_table)
end

--[[ https://lua-api.factorio.com/latest/LuaRecipePrototype.html
     recipe_prototypes is lazily evaluated, and the table-
     dump function can't handle it, so iterate & copy the
	 parts we want to our own table, first. ]]
local t = {}
for k,v in pairs(game.recipe_prototypes) do
  t[k] = {
    ingredients = v.ingredients,
    products = v.products
  }
end

print_table_to_file(t, OUTPUT_FILE)