盛蕎麦
もりそば
chilled soba served on a dish (often on a wicker basket or in a shallow steaming basket) with dipping sauce
熱盛蕎麦 is read as あつもりそば (atsumorisoba) and means warm soba noodles (esp. for dipping, either served after being boiled, or cooled and then rewarmed).
あつもりそば
atsumorisoba