Crossword Puzzle Egg painting

Clue: Egg painting

It takes a lot of eggs (NEST with 4 letters)
Painting on plaster (e.g. FRESCO with 6 letters)
Shellfish eggs (ROE with 3 letters)
Painting style of the 60's (OPART with 5 letters)
Prepare, as eggs (SEPARATE with 8 letters)
Grandma Moses painting (OUTFORTHECHRISTMASTREES with 23 letters)
Heavy-brushstroke technique seen in many van Gogh paintings (IMPASTO with 7 letters)
Feature for an egghead? (HIGHBROW with 8 letters)
Put a Starbucks in each of Edward Hopper's paintings, say (YUPPIFYFINEARTS with 15 letters)
Prepare eggs, perhaps (DEVIL with 5 letters)