1: Do another version of Kerouac's work (2,3,4)
2: Maples, nuts, and berry filling in a box of assorted chocolates (7)
3: New York island is hellish without boundaries (5)
4: Anger doctor internalizes is more serious (5)
5: Members of the GOP missing note for bartenders (9)
6: Old Peruvian laughs if leagued (2,7)
7: Attribute for a document copier (7)
8: I head riveting, intriguing and quiet nationality (5)
14: Weights laced with silver ring, forms of graphite (9)
15: Form of denial mistaken as yin/yang (9)
16: Vegetables are chickens? (9)
18: Hotel of more than average height in capital (7)
19: Pitching ideas to yes men (7)
20: Head cook has one (5)
21: Savings plan question starting to intrigue certain Middle Easterner (5)
22: Lovely to have an hour inside for recess (5)