Possible Clues:

• A frozen dessert
• It's not so hot when, by the sound of it, I raise my voice
• Hard stuff's the best for a brick, perhaps
• Summer sandwich
• Captain Beefheart served this for Crow
• The sound I make might be the sound of Sunday
• Look at subject of Munch painting in talk - it's a chilling creation
• I sound so high when it's so cold
• I yell, they say, then dessert will appear
• How I lift my voice for Sunday, by the sounds of it