The planck length is about 10-35 meters. That means the number of planck length cubes that will fit in the observable universe is around ( 1027 / 10-35 )3 = 10186 . (https://www.reddit.com/r/AskPhysics/comments/430f09/how_many_planck_length_cubes_would_fit_in_the/)
If each unit of 'Meat' was a hydrogen atom, it takes 6e79 or so 'Meat' to equal the mass of the observable universe. I have am getting 4e211 every second (and going up)... Numbers are crazy - but fun.