Eva's tortured by jealousy after suspecting boyfriend Nick of an affair and plans a spectacular revenge.
With Nick hosting a big reception at the Bistro, attended by the Mayor of Weatherfield, Eva sabotages a special dish of Betty's hotpot with eye-watering spices.
As Nick apologies to his guests, Eva announces she added the extra kick because Nick is trying to spice up his love life with Kylie, his brother's wife. She then pours ice cold water over Nick to cool his ardor before a fight breaks out between him and his angry brother David.
Catherine Tyldesley, who plays Eva, said: "She's fuming, but she won't give up on Nick, she's besotted."
Watch the full interview to see some exclusive preview clips of the hilarious confrontation, including how Catherine put extra ice in the jug of cold water to pour over actor Ben Price, and the fallout between Eva and Nick.