1 In a bowl mix together canola margarine, flour and sugar. Press into a 9x9 inch (22x22 cm) pan and bake at 350F (180C) for 10-12 minutes or until golden brown.2 Combine brown sugar, corn syrup, canola margarine and condensed milk in a saucepan. Bring to a boil, stirring constantly for 5 minutes. Remove from heat and pour over cooled base. Refrigerate until set.3 In another saucepan melt the chocolate chips and margarine over low heat. Pour over cooled filling. Refrigerate or freeze.