The Beer 

Sweetness in beer
reduces the food’s sweetness
reduces hot spices in the food
enhances the food’s sourness
enhances the food’s bitterness

Sourness in beer
reduces the food’s sourness
reduces the food’s bitterness
reduces hot spices in the food
enhances the food’s sweetness

Salt in beer (seldom occurring)
reduces the food’s sweetness
reduces the food’s bitterness

Bitterness in beer
reduces the food’s sourness
reduces the food’s saltiness
enhances the food’s bitterness
enhances the food’s sweetness