" Red sauce " is a phrase used in what places ?
" In Germany , a popular product called ' Rot Weiss ' , meaning ' red white ' is sold in toothpaste - style tubes , and consists of ketchup and mayonnaise , while " Pommes - Soße " ( " Pommes " is the commonly used word for " Fries , " so this is " Fry Sauce " ) is a lightly spiced mayonnaise .