This article is from the 20th Century Appetizer Recipes, with numerous contributions by famous and also anonymous cooks
1 c Olive paste, see Black Olive-Paste Recipe
1/8 ts Red pepper flakes
1 tb Capers
Salt, to taste In a small bowl or in a food processor, blend the olive paste, red pepper flakes & capers to make a moist & spreadable mixture. Season with salt. Use the pure immediately or transfer to a jar, cover with a thin layer of olive oil & refrigerate it for up to 2 weeks.
Serve spread on crostini.