The term 'cook up' can refer to a variety of activities, from plotting and conspiring to inventing and hatching. It can also mean to BREW, MAKE, FUDGE, RUSTLE, CONCOCT, FALSIFY, FASHION, and MANUFACTURE. Plotting involves creating a plan or strategy, while conspiring is working with others to achieve a goal. Contriving is coming up with a clever solution, while inventing is creating something new. Hatching is forming an idea or plan, while brewing is combining ingredients to create a mixture. Making is producing something, while fudging is altering the truth. Rustling is creating something quickly, while concocting is mixing ingredients together. Falsifying is changing information, while fashioning is creating something with skill. Finally, manufacturing is producing goods on a large scale.