Master this easy twice-baked cookie for holiday entertaining or crisp comfort on the go. Mix together flour, baking powder and salt, then mix butter, sugar, olive oil, eggs, vanilla and almond extract. Mix together the wet and dry ingredients, then a mixture of toasted whole almonds and chopped almonds. Form into loaves, bake and cool, then slice into biscotti for the final golden bake. Enjoy every superbly crunchy bite with coffee or Italian wine. A great choice for gift-giving, too! Get the recipe for Chef John's Almond Biscotti.