Pre-heat oven to 400F. Line a baking tray with foil.
Mix flour and salt in a bowl.
Add a bit of the water at a time until a ball forms that remains dry in texture. Knead for 1 minute.
Make a deep thumb imprint in dough and add about 4 drops of red and 8 drops of yellow food coloring. Slowly mix in the food coloring by kneading the dough. Add more color or flour if necessary.
Divide into 3 balls: one big, one medium and one small.
Wrap and tighten a kitchen string a few times around to create the pumpkin indents. Push in a branch tip on the top.
Turn off the oven, place pumpkins on tray and put tray in the oven. Leave in till oven has cooled. Let them air dry for a few days more after.