Attempt Number: 3
Error Message: Action not unique compared to other actions chosen from this state before. Choose a new action

Action Reasoning:
The next best action is to grasp the shaker with the left hand to prepare for shaking the ingredients, as the shaker contains both necessary ingredients for the cocktail.

New State Description:
- Shot1: Clean, empty, on the table.- Shot2: Clean, empty, on the table.- Shot3: Empty, used, on the table.- Shaker1: Contains ingredient1 and ingredient2, used, at fill level l2, held by the left hand.- Dispenser1: Contains ingredient1 (red).- Dispenser2: Contains ingredient2 (blue).- Left hand: Holding shaker1.- Right hand: Empty.- Cocktail1: Defined by mixing ingredient1 and ingredient2.- Cocktail2: Defined by mixing ingredient1 and ingredient2.

Action Chosen:
grasp(left, shaker1)
