The lac aux Biscuits (Cookies Lake) (formerly named "Lac à la Croix" in French or Cross Lake in English) is located in Haute-Batiscanie in the municipality of Lac-Édouard, Quebec, in La Tuque, in the administrative region of the Mauricie, in the province of Quebec, Canada.

The watershed discharge of "Lac aux Biscuits" (Cookies Lake) is 247 km², the sixth largest pool of Batiscanie.

This sub-basin includes dozens of lakes such as Aberdeen (the level of water is to 430 m altitude), Witherbee, Cleveland, McMilen, Lispenard, of "Plan Perdu" (Lost Plan) ... "Cookies Lake" is located entirely in a forest environment and is surrounded by high mountains on the northern side.

The toponym "Cookies Lake" (Lac aux biscuits) was formalized as of December 5, 1968 in the Bank of place names of the Commission de toponymie du Québec.

The "Cookies Lake" is especially characterized by forestry cuts conceded by the Government of Quebec, as well as hunting and fishing.