In a bowl cream together granulated sugar, brown sugar, Lactantia butter and peanut butter. Beat in Astro BioBest yogourt, egg and vanilla extract.
In a small bowl blend flour, baking soda and salt. Add dry ingredients to the wet ingredients and mix until just combined. Fold in chocolate chips.
Spoon 2 tbsp of batter onto a baking sheet lined with tin foil. Leave 2-inches between each cookie. Bake for 15 minutes or until cookies are golden. Cool on a wire rack before serving. Cookies will keep in an airtight container for up to 6 days at room temperature.