The best type of thermometer â or the best place to insert the thermometer, in some cases â depends on your child's age. Birth to 3 months. Use a regular digital thermometer to take a rectal temperature. New research suggests that a temporal artery thermometer might also provide accurate readings in newborns. 3 months to 4 years.
Instead of using flour and butter, we just use corn flour (corn-starch in North America and maizena in most of Europe and the rest of the world). All we do is whisk the corn flour into COLD milk. Heat slowly, whisking all the while.Simmer very slowly for 5 minutes.nstead of using flour and butter, we just use corn flour (corn-starch in North America and maizena in most of Europe and the rest of the world). All we do is whisk the corn flour into COLD milk. Heat slowly, whisking all the while.
Here's an old stand-by recipe using whole wheat flour substituted for white flour. WHITE SAUCE. 1/4 Cup flour (whole wheat or all-purpose). 10 Tbs. powdered milk. 3/4 Tbs. salt. 2 cups water. Combine all dry ingredients and mix or shake well. Combine dry mix with enough of the liquid to make a smooth paste.