Four supermarket chains are being accused of price-gouging after cutting the price of butter.
Lidl, Tesco, Aldi and Supervalu are all dropping the price of own-brand butter from this morning, as a cost-saving measure for customers.
But the Irish Farmers' Association says it's another blow to the dairy industry, just five days since milk prices were lowered.
The IFA's Liquid Milk Chair, Keith O'Boyle, fears it could descend into a full-scale price-war - with serious consequences for farmers.