This doesn't make "food" more expensive. It makes specific food options more expensive. The options that tax the environment deserve to be taxed.
Remove cow pastures and replace them with vegetables, now we're running tractors and harvesters which burn gasoline, amd we're spraying pesticides and other stuff Not to mention fertilizer, which is made of....?
Everything we choose to do is a tradeoff
All this is doing is making it so all of our options suck equally
So calculate how much do dairy cows in Denmark contribute to climate change. This was feel good legislation that won't make a lick of difference in climate change, but will make milk more expensive.
How do people not see through this? There's a sucker born every day and some days are better than others.