Weepinbell (#70)
A fresh pear with a minor leafy flavor.
Victreebel (#71)
In Kanto, pear bites you! Seriously. If you try to eat it it'll bite you. Unless you kill it first, in which case it would just sorta taste like a regular pear.
Tentacool (#72)
Blue raspberry Jell-O
Tentacruel (#73)
Untouched blue raspberry Jell-O that sat under a heat lamp at a Chinese buffet for a few days.
Geodude (#74)
Rock salt.
Graveler (#75)
Rock candy.
Golem (#76)
Oysters Rockefeller.
Ponyta (#77)
Beefy, but with a distinct friendshippy magic taste.
Rapidash (#78)
Beefy, but with a stringier texture. Also after you kill one you can just walk away for an hour or so and return to a perfectly-cooked Rapidash. Talk about convenient!
Slowpoke (#79)
Slowpoke would taste like pork, though we imagine that the tail would be the most delicious part because...