has a handle 83 lid 82 fits over space 84 during cooking the pot 81 is shown in the pouring operation in fig7 an asymmetrical dam assembly comprises a major lip 85 and a strainer 86 the strainer 86 has slots 87 as shown in operation in fig7 the solid particles 89 etc are held back behind the strainer 86 while the liquid 90 flows through the slots 87 and over the spout 88 an optional minor lip not shown could be added to the pot 81 the pot 81 could be any cooking container the teaching of the present invention is centered on the major lip strainer combination the spirit of the invention can be applied to any container used for pouring a liquid containing solid particles referring next to fig9 a water pitcher 100 has a cylindrical retaining wall 101 and a circular base 102 the handle 103 provides a grasping means an upper rim 104 is generally circular except for the spout 105 and the minor lip 106 the major lip 107 is comprised of the half dome 108 and the strainer 109 strainer 109 depends a distance d4 21 4 34 from the rim 104 angle u03b1 5 u00b0 strainer 109 has six slots 110 etc the spout 105 has a throat 111 which protrudes out from cylindrical retaining wall 101 a distance d7 of 3 8 34 fig1 the summary of dimensions are as follows the water pitcher 100 should not be filled with ice water above the lowermost edge 113 of the strainer 109 the volume of the container below edge 113 is the normal 60 ounces for a water pitcher naturally design choices could vary all the dimensions d3 can be made larger to accommodate larger amounts of ice.