Most experts agree with the industry that bird flu is to blame. Millions of birds have been killed, but critics say egg supplies remain too robust to justify the higher prices.

Some central Minnesota farmers say they have raised costs due to expensive supplies and added bird flu protections.

Egg producers blame the bird flu outbreak for driving prices to record highs, but critics believe giant companies are taking advantage of their market dominance to profit handsomely at the expense of budget-conscious egg buyers.