He doesn't want to do anythng new, the argument is, that whatever time G-d gave him, he's not going to waist on trying everything, that is written. And he doesn't eat any dairy either, anyway.
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I know, that first break starts with fresh-pressed orange juice, then veggie soup; or even 1-st day orange juice only; and orange juice + veggie soup on the next day; and then some fruit and salad (fruit or veggie); then on day 3-4 some more vegetables can be added.
I really don't know at what point can meat be eaten?