Cover 2-3 rimmed baking sheets with foil and spray with baking spray.
In a small bowl combine flour, baking soda and salt. In a large bowl or standing mixer whip butter and sugar, add in egg and vanilla. Add in baby food and ⅓ cup of water and mix, add the flour mixture until just combined. Add in the oats, white chocolate and cranberries mix until just combined. Place in fridge for 15 minutes.
Pre-heat oven to 350, using a spoon scoop ping-pong ball sized dollops of cookie dough, give enough room for a little spreading. Bake for 10- 15 minutes until golden brown.