Mother, May I?

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Across
  1. 4. one lending her name to a defunct Brooklyn brunch establishment or a small town
  2. 7. one known for her Donald Duck impression
  3. 12. peach preserves serving suggestion
  4. 14. grandmotherly herb
  5. 16. one in the forest, to an imagined Roman
  6. 17. famous mouse, or scourge of Jim's nightmares
  7. 18. a hamburger
  8. 19. a middle name or a curt reply
  9. 22. short name for a worthy value
  10. 24. sisters withholding their ages and phone numbers
  11. 26. those soon following
  12. 28. a name with two spellings in the family tree
  13. 29. sporadically successful annual treat
  14. 32. photogenic destination whose name might inspire dread when spoken aloud
  15. 33. ordinary magician's implements
  16. 36. that which got you in and will get you out
  17. 37. source of iron forbidden from Angela's table
  18. 38. reply to an accurate guess
  19. 39. site of many battles
  20. 41. place to receive the ministrations of doctors or nature
Down
  1. 1. signature on a meaty prescription?
  2. 2. long-tenured reptile
  3. 3. Quebecois entertainment replicated on a coffee table
  4. 5. exhortation to one's sibling, itchily
  5. 6. meaning friendship, as you know
  6. 8. twice-stolen vehicle
  7. 9. a hot dog
  8. 10. unwritten classroom rule
  9. 11. treat stocked only for certain guests
  10. 13. captain of the argo
  11. 15. grandmotherly gemstone
  12. 20. the soul of Hearts, or a misheard reference to footwear
  13. 21. a portmanteau rejected due to implied overexertion
  14. 23. an alternative to a simpler method
  15. 25. one who may have sent you
  16. 27. something said to end a game
  17. 29. sparkly material for artistic growth?
  18. 30. a diversion unrolled
  19. 31. talkative beverage
  20. 33. unlikely number of pox
  21. 34. a former landlord, or person who it is
  22. 35. anagram-based name for a svelte companion
  23. 39. surname from a familiar costume
  24. 40. place for an early bite